From the announcement:
Fiona Adores Heroes to very proud to announce the release and immediate availability of new additions to our modular sci-fi buildings range.
The new item include;
Buildings with double width doors
New door designs
The buildings are easily to stack, allowing you to create unique cityscapes. Each building has a removable roof with playable interiors and buildings can also be joined together with the use of bridges.
The models are suitable for all 28mm sci-fi wargames and are cut from high quality 3mm MDF and are easy to put together with some PVA or wood glue.